Sarat Nulu

Clients: Qantas Airways, Australia NewZealand Bank

• Led large-scale cloud adoption and migration programs for mission-critical banking applications, delivering secure, scalable, and enterprise-aligned cloud-native architectures.
• Defined and executed comprehensive implementation strategies and migration roadmaps, covering environment build, release sequencing, risk mitigation, rollback planning, and operational readiness.
• Owned end-to-end solution architecture design (HLD/LLD) ensuring alignment with functional, non-functional, security, compliance, and enterprise governance standards.
• Designed scalable, future-ready architectures incorporating high availability, disaster recovery (RTO/RPO alignment), backup strategies, and business continuity planning.
• Architected event-driven and microservices-based solutions using Kubernetes and Helm, enabling automation of manual processes and improved system responsiveness.
• Established enterprise-grade observability solutions using Splunk and Dynatrace, enabling proactive monitoring, distributed tracing, performance optimisation, and accelerated incident resolution.
• Developed reusable Terraform modules and standardised Infrastructure-as-Code (IaC) frameworks to accelerate and govern infrastructure provisioning.
• Implemented secure CI/CD pipelines (Codefresh) and Blue/Green deployment strategies to enable near zero-downtime releases and controlled production rollouts.
• Strengthened cloud security posture through AWS IAM, encryption standards, access control policies, Security Groups, NACLs, and Kubernetes Network Policies, ensuring adherence to banking security guardrails.
• Designed and integrated enterprise solutions across API Mesh, Kafka EventMesh, IBM MQ, Control-M, and IBM Connect:Direct platforms.
• Automated certificate lifecycle management using AWS Certificate Manager, reducing operational risk and improving compliance.
• Led and mentored engineering teams, ensuring architectural integrity, improved coding standards, and consistent delivery quality.
• Managed multiple concurrent cloud migration initiatives, overseeing scope, schedule, stakeholders, vendors, and delivery milestones to ensure timely and high-quality outcomes.
• Streamlined cloud migration processes by introducing best practices, enhancing cross-functional collaboration, and improving delivery efficiency.
• Troubleshot complex AWS platform issues, performing root cause analysis and implementing corrective architectural improvements to enhance resilience and performance.

Clients: Qantas Airways, Australia NewZealand Bank

• Led the design and build of the enterprise AWS Cloud Platform, serving as a key SME in establishing scalable foundations to support enterprise-wide cloud adoption.
• Architected and implemented AWS Landing Zones, defining multi-account strategy, governance models, networking standards, and security baselines aligned with enterprise architecture.
• Designed secure platform controls leveraging Service Control Policies (SCPs), Permission Boundaries, Network ACLs, AWS Network Firewall, IAM policies, and encryption standards, ensuring adherence to banking security and compliance requirements.
• Collaborated closely with Enterprise Security and Architecture teams to establish guardrails, governance frameworks, and compliance enforcement mechanisms across the platform.
• Built a cloud-native centralized logging solution integrated with Splunk, delivering scalable log aggregation and standardised observability for all enterprise workloads.
• Implemented enterprise monitoring and dashboarding capabilities using Amazon CloudWatch, enabling real-time visibility into platform health and performance.
• Developed reusable Terraform and CloudFormation blueprints/patterns, enabling standardised Infrastructure as Code (IaC) adoption across application teams.
• Established self-service, GitOps-driven automation models allowing workload teams to safely deploy platform changes without compromising security controls.
• Incorporated DevOps practices and built CI/CD pipelines using Bamboo and Codefresh, improving deployment reliability and speed.
• Led migration of legacy, business-critical on-premise applications to AWS, defining migration strategies, cutover planning, risk mitigation frameworks, and rollback mechanisms.
• Performed gap assessments and risk analysis during planning phases, implementing contingency strategies to protect delivery timelines and business continuity.
• Managed platform delivery across multiple initiatives, prioritizing milestones, optimizing resource allocation, and reducing operational inefficiencies and costs.
• Followed ITIL processes (Incident, Change, Problem Management) and Agile delivery methodologies to ensure controlled and structured execution.
• Mentored junior consultants and engineers, driving capability uplift across AWS architecture, DevOps practices, and cloud security standards.
• Acted as technical leader interfacing with stakeholders, security teams, infrastructure teams, and business units to align cloud initiatives with broader organisational goals.

Client: Qantas Airways

• Enhanced customer satisfaction by promptly addressing technical issues and providing efficient solutions.
• Facilitated cross-departmental communication, fostering a collaborative environment to solve complex problems.
• Mentored junior team members in both technical skills and soft skills, fostering a culture of continuous learning and professional development.
• Established strong relationships with clients through excellent communication skills and timely issue resolution.
• Developed comprehensive training materials to ensure new hires were properly equipped for success in their roles.
• Led migration projects from legacy systems to modern platforms, minimising downtime while ensuring seamless transitions for customers' business operations.
• Continuously updated personal technical expertise to stay current with industry advancements and best practices.
• Used metrics to monitor application and infrastructure performance.
• Reduced server downtime by proactively monitoring cloud resources and addressing potential issues before they escalated.

Client: Qantas Airways

• Initiated code reviews within the team to improve overall code quality and minimize potential errors during deployment phases.
• Developed custom solutions for clients based on their unique business requirements and objectives.
• Managed production support for business-critical flight operations systems, ensuring adherence to ITIL frameworks (Incident, Problem, and Change Management) to maintain service reliability and minimize operational risk.
• Assisted with training junior developers, providing guidance on best practices in application development.
• Participated in design and planning exercises for future software rollouts.
• Assisted project managers with the planning, execution, and evaluation of production support activities, ensuring successful outcomes for all projects.
• Implemented effective incident management strategies that minimized disruption to business operations during system outages or failures.
• Earned recognition from management for consistently going above and beyond the call of duty, demonstrating a deep commitment to organisational success.
• Reduced downtime by proactively monitoring systems for potential issues and addressing them before they escalated.
• Enhanced team productivity by providing technical support and training to colleagues.
• Collaborated with cross-functional teams to identify areas for improvement in the production process, resulting in cost savings and increased efficiency.